TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download
Page 106 of 890
Table 2-1. Unit Level Preventive Maintenance Checks and Services HMMWV (Cont'd) ITEM NO. INTERVAL ITEM TO BE INSPECTED PROCEDURES 13 Semi- Starter Annual a. Inspect starter for mounting a. Mounting bolt security. Tighten mounting bolts to missing or will not 40 lb-ft (54 N • m). torque. b. Inspect cables and studs for loose b. Stud nut loose. nuts and damage. 13.1 Semi- Neutral Annual Start Safety Switch a. Disconnect wires 14A and 14B from Neutral start safety wires 14 at neutral start safety switch is malfunctioning. switch. b. Check for continuity of neutral start safety switch. (1) With transmission shift lever in N (neutral), or P (park) (for M1123, A2 series, and up-armor models only), continuity should be present between wires 14 at neutral start safety switch. TM 9-2320-280-20-1 Change 1 2-15 NOT FULLY MISSION CAPABLE IF: CAUTION Disconnect negative cable. 12 Semi- Engine and c. Using 3/4 inch torque adapter c. Transmission mount Annual Trans- (reefer to Appendix B, Item 145), loose, cracked, or mission tighten two capscrews securing damaged. Mount transmission mount to adapter to (Cont’d) 65 lb-ft (88 N • m). Tighten two locknuts securing transmission mount to crossmember to 28 lb-ft (38 N • m). WARNING Ensure vehicle parking brake is set, wheels are chocked, and rotary switch is in the ENG STOP position. Failure to comply may result in injury to personnel and/or damage to equipment.